165642PC1

Optical instrument window

165642PC1 Description

82.0 millimeters width, 11.180 millimeters thickness, 164.592 millimeters length, 4 corners 12.7 mm porm .20 radius , glass, mil-g-16592, grade a material.

Features

4 corners 12.7 mm porm .20 radius

Properties of 165642PC1

Width:
Between 82.0 millimeters and 82.6 millimeters
Thickness:
Between 11.180 millimeters and 11.688 millimeters
Length:
Between 164.592 millimeters and 165.100 millimeters
Refraction Index:
1.5230
Polished Surface:
Both
Dispersion:
58.0 angstroms
Reflection Reducing Surface:
Both
Polished Periphery:
Not provided
Material:
Glass, mil-g-16592, grade a
Material:
Glass, mil-g-16592, grade a
Fsc Application Data:
Telescope mk61, mod 0
NSN:
1240-00-641-0659
Description:
Window,optical Instrument
Cage Code:
10001

Definition Optical Instrument Window

A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

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Last modified 05/18/2024